Home / 6,231.60-8,595.99-3,992.67

Finding the Fourth Proportional to 6,231.60, 8,595.99 and 3,992.67

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Solution

The fourth proportional to 6,231.60, 8,595.99 and 3,992.67 is: 5,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.60 : 8,595.99 = 3,992.67 : x
  2. Step 2: Convert to fraction form
    6,231.60/8,595.99 = 3,992.67/x
  3. Step 3: Cross multiply
    6,231.60x = 8,595.99 × 3,992.67
  4. Step 4: Simplify right side
    6,231.60x = 34,320,951.39
  5. Step 5: Solve for x
    x = 34,320,951.39/6,231.60
  6. Step 6: Final answer
    x = 5,507.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.